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 $B850/47184:   Perform Subtraction

Jump from <A HREF="ROMB9EA.HTM">$BA0F</A>, <A HREF="ROME26B.HTM">$E288</A>, <A HREF="ROME30E.HTM">$E334</A>:

B850: 20 8C BA  <A HREF="BJSR.HTM">JSR</A> <A HREF="ROMBA8C.HTM">$BA8C</A>     ; Load FAC#2 From Memory

Jump from <A HREF="ROME000.HTM">$E02D</A>, <A HREF="ROME26B.HTM">$E281</A>:

B853: A5 66     <A HREF="BLDA.HTM">LDA</A> <A HREF="ZP66.HTM">$66</A>       ; FAC Sign
B855: 49 FF     <A HREF="BEOR.HTM">EOR</A> #$FF
B857: 85 66     <A HREF="BSTA.HTM">STA</A> <A HREF="ZP66.HTM">$66</A>       ; FAC Sign
B859: 45 6E     <A HREF="BEOR.HTM">EOR</A> <A HREF="ZP6E.HTM">$6E</A>       ; AFAC Sign
B85B: 85 6F     <A HREF="BSTA.HTM">STA</A> <A HREF="ZP6F.HTM">$6F</A>       ; Sign of result of Arithmetic Evaluation
B85D: A5 61     <A HREF="BLDA.HTM">LDA</A> <A HREF="ZP61.HTM">$61</A>       ; FAC Exponent
B85F: 4C 6A B8  <A HREF="BJMP.HTM">JMP</A> <A HREF="ROMB867.HTM">$B86A</A>     ; Perform Addition

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